The Green Shield Manta Ray is durable, legible and specially designed for real world use. This Series features a 45mm CARBONOX™ case and unidirectional ratcheting bezel. Water resistant to 100 meters, it comes equipped with a black PU strap adorned with a stainless steel signature buckle. Its proven Luminox Light Technology lighting system guarantees self-powered readability in the night. "Always Visible" for 25 years.